GB231155A - Improvements in wood screws - Google Patents

Improvements in wood screws

Info

Publication number
GB231155A
GB231155A GB643625A GB643625A GB231155A GB 231155 A GB231155 A GB 231155A GB 643625 A GB643625 A GB 643625A GB 643625 A GB643625 A GB 643625A GB 231155 A GB231155 A GB 231155A
Authority
GB
United Kingdom
Prior art keywords
point
improvements
wood screws
wood
towards
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB643625A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WILJO NESTOR KAERNAE
Original Assignee
WILJO NESTOR KAERNAE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to FI231155X priority Critical
Application filed by WILJO NESTOR KAERNAE filed Critical WILJO NESTOR KAERNAE
Publication of GB231155A publication Critical patent/GB231155A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS, WEDGES, JOINTS OR JOINTING
    • F16B13/00Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose
    • F16B13/002Dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose self-cutting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS, WEDGES, JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0015Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being a soft organic material, e.g. wood or plastic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS, WEDGES, JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0078Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw with a shaft of non-circular cross-section or other special geometric features of the shaft
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS, WEDGES, JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0084Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by geometric details of the tip
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS, WEDGES, JOINTS OR JOINTING
    • F16B25/00Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/10Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/103Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a drilling screw-point, i.e. with a cutting and material removing action

Abstract

231,155. Kõrnõ, W. N. March 18, 1924. Wood-scews. -A wood-screw is formed with a hollow bore d which may be either cylindrical or conical and tapering towards the point. The point a is unthreaded and has a cutting edge b. The point may be tapered externally as at c and the internaldiameter of the shank may be slightly reduced towards the point.
GB643625A 1924-03-18 1925-03-09 Improvements in wood screws Expired GB231155A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI231155X 1924-03-18

Publications (1)

Publication Number Publication Date
GB231155A true GB231155A (en) 1925-06-25

Family

ID=8556007

Family Applications (1)

Application Number Title Priority Date Filing Date
GB643625A Expired GB231155A (en) 1924-03-18 1925-03-09 Improvements in wood screws

Country Status (2)

Country Link
FR (1) FR595071A (en)
GB (1) GB231155A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000505A1 (en) * 1980-08-11 1982-02-18 Moyland J Steengracht Tube screws and methods of penetrating materials using tube screws
US4601625A (en) * 1984-05-11 1986-07-22 Illinois Tool Works Inc. Self drilling threaded insert for drywall
US4963064A (en) * 1989-12-12 1990-10-16 Buell Industries, Inc. Fabric fastener
GB2241549A (en) * 1990-02-21 1991-09-04 David Geoffrey * Jenman Fastener anchor
EP0469290A1 (en) * 1990-06-23 1992-02-05 Tsun-Ping Chern Threaded insert for use on a drywall
US5160225A (en) * 1991-08-23 1992-11-03 Chern T P Structure of a self-drilling threaded insert for use on drywall
WO1994007039A1 (en) * 1992-09-22 1994-03-31 Mcsherry Thomas W Saw tipped anchor insert
US5536121A (en) * 1992-09-22 1996-07-16 Titan Technologies, Inc. Anchor insert
US5630688A (en) * 1995-02-28 1997-05-20 Peerless Lighting Corporation Self-tapping sleeve
US5752792A (en) * 1992-09-22 1998-05-19 Cobra Anchors Co. Ltd. Anchor insert
WO2000010473A1 (en) * 1998-08-21 2000-03-02 Synthes Ag Chur Self-cutting hollow cylindrical bone anchoring element
AT407778B (en) * 1998-12-22 2001-06-25 Schmid Schrauben Hainfeld Ges Screw for fastening at least one first component to a second component
US6508818B2 (en) 1998-08-21 2003-01-21 Synthes (U.S.A.) Bone anchoring assembly with a snap-in ballhead
CN102042290A (en) * 2010-12-30 2011-05-04 长安大学 Automatic chip removal drilling wood screw
NL2006832C2 (en) * 2011-05-23 2012-11-26 Vaculux B V Safety device for a roof skylight, and method for making the roof skyilght resistant against burglary.

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2530306A1 (en) * 1982-07-16 1984-01-20 Brechet Michel Self drilling, self tapping, removable screw, and its implementation.
DE102015219271A1 (en) * 2015-10-06 2017-04-06 Bayerische Motoren Werke Aktiengesellschaft Easy construction screw

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000505A1 (en) * 1980-08-11 1982-02-18 Moyland J Steengracht Tube screws and methods of penetrating materials using tube screws
US4601625A (en) * 1984-05-11 1986-07-22 Illinois Tool Works Inc. Self drilling threaded insert for drywall
US4963064A (en) * 1989-12-12 1990-10-16 Buell Industries, Inc. Fabric fastener
GB2241549A (en) * 1990-02-21 1991-09-04 David Geoffrey * Jenman Fastener anchor
EP0469290A1 (en) * 1990-06-23 1992-02-05 Tsun-Ping Chern Threaded insert for use on a drywall
US5160225A (en) * 1991-08-23 1992-11-03 Chern T P Structure of a self-drilling threaded insert for use on drywall
US5752792A (en) * 1992-09-22 1998-05-19 Cobra Anchors Co. Ltd. Anchor insert
WO1994007039A1 (en) * 1992-09-22 1994-03-31 Mcsherry Thomas W Saw tipped anchor insert
US5308203A (en) * 1992-09-22 1994-05-03 Titan Technologies, Inc. Saw tipped anchor insert
US5529449A (en) * 1992-09-22 1996-06-25 Titan Technologies, Inc. Saw tipped anchor insert
US5536121A (en) * 1992-09-22 1996-07-16 Titan Technologies, Inc. Anchor insert
US5630688A (en) * 1995-02-28 1997-05-20 Peerless Lighting Corporation Self-tapping sleeve
WO2000010473A1 (en) * 1998-08-21 2000-03-02 Synthes Ag Chur Self-cutting hollow cylindrical bone anchoring element
US6508818B2 (en) 1998-08-21 2003-01-21 Synthes (U.S.A.) Bone anchoring assembly with a snap-in ballhead
US6706043B2 (en) 1998-08-21 2004-03-16 Synthes (U.S.A.) Self-cutting, hollow-cylindrical bone anchoring assembly
AT407778B (en) * 1998-12-22 2001-06-25 Schmid Schrauben Hainfeld Ges Screw for fastening at least one first component to a second component
CN102042290A (en) * 2010-12-30 2011-05-04 长安大学 Automatic chip removal drilling wood screw
NL2006832C2 (en) * 2011-05-23 2012-11-26 Vaculux B V Safety device for a roof skylight, and method for making the roof skyilght resistant against burglary.

Also Published As

Publication number Publication date
FR595071A (en) 1925-09-25

Similar Documents

Publication Publication Date Title
GB412631A (en) Improved plug for walls and other places for support of articles therefrom
GB1202086A (en) Improved drill
GB631936A (en) Improvements in or relating to a screw thread insert
GB491680A (en) Improvement in tapping screws or threaded fasteners
GB565855A (en) Improvements relating to self-tapping screws
GB316627A (en) Improvements in screws
GB690269A (en) An improved screw
GB850396A (en) Improvements in self-tapping screwed insert-bushes
GB274833A (en) Improvements in and relating to fastening devices such as screws or the like
GB629683A (en) Self-locking nut
GB736317A (en) Self-locking stud insert
GB140983A (en) Improvements in wood screws
GB466039A (en) Improvements in and relating to fixing or fastening screws
GB634412A (en) Lock nut and method of making the same
GB228653A (en) Improvements in or relating to annular and sweep drills or cutters
GB505291A (en) Selflocking nut
GB400105A (en) Improvements in fastening means
GB569232A (en) Improvements in or relating to screws
GB905567A (en) Shell reamers
GB654747A (en) Improvements in countersunk nuts
GB540859A (en) Improvements in or relating to wall-plugs and like fastenings
GB560774A (en) Improvements in or relating to self-locking or "stiff" nuts
GB276786A (en) Improvements in or relating to screws
GB388131A (en) Improvements in rivets
GB844644A (en) Taper drive or locking pins